Android News, Tips& Tricks, How To

A new Android 4.1.2 OTA firmware is now available for Galaxy S3 I9300 device. You will learn how to update this firmware in your S3 smartphone using a manual procedure. Follow the steps as given in this article.

Poland was the first place where this update was available, this guide will flash in your S3 smartphone this OTA firmware I9300XXELKC version which brings the Android 4.1.2 JZO54K for all other international version of Samsung Galaxy S3 smartphones.

As improvements in the direction of features you will find:

The prerequisites are:

This guide and all the instructions presented here are only for Samsung Galaxy S3 model number I9300. If you have a rooted device, and your warranty will be restored.

This OTA update can delete all the contest of your smartphone if you’re running custom ROMs, or other different firmware from other country than Poland.

When the Samsung Galaxy S3 boot logo is showed disconnect the S3 device from your PC. Now the flashing process is done.

Your S3 smartphone boots in the latest firmware update and you can verify all the new Android 4.1.2 features.

Note:If your device don’t receive complete the update from the ODIN and it is frozen, and you see the ‘FAILED’ alert, you need to disconnect the smartphone from the computer and then remove its battery.

Wait for 35 seconds and then reinsert the battery, and boot the device again in the download mode. Now, repeat the complete guide and you will be available to install the new update.

Note:If the ODIN software display the ‘PASS ‘message but your S3 doesn’t get past the animation logo in the boot process, you’ll need to wipe the data from your smartphone’s /file system partition.

This thing will force your S3 device to boot in the new firmware updated, but all the application and all the data stored in your smartphone memory will be deleted. But all contents of the SD memory card will be kept, and you can get them if you’ll apply the bellow guide:

First, power off your S3 device and remove its battery.

Wait 35 seconds and reinsert the battery in its location.

Now, boot your S3 smartphone in Recovery Mode. To do this, you need to press the following combination of buttons in the same time: ‘volume up’plus ‘home’ plus ‘power’ buttons. When the display is ON and flickers the screen your device will loading the Recovery mode.

Now, in the recovery mode, in your SGS3 device, select ‘wipe data/ factory reset’ option from there and confirm this.

Now, back in the main Recovery Mode screen and there choose and select the ‘reboot system now’ from there.

When the restart will be done, your device will boot in the normal mode into the Android 4.1.2 XXELKC Jelly Bean Operating System.

All you need to do now is to join your Google Account details.

Test all the new features from the new Jelly Bean firmware, and let us know which you consider are the best using our comment section line.

If you have any issues to understand this guide about Samsung Galaxy S3 I9300 to the latest and official Android 4.1.2 firmware version, or you want to share your experience with us don’t hesitate to use the comment section for sharing with us.